Seeking contact with anyone researching the following names, connected to Edinburgh/Ireland/England and Ontario Canada

GEOGHAN or GAGAN/PADDISON COPELAND GRANT
GARTLAND NELSON PLEWS STREET
HARRIS especially Benedicta born abt 1814
probably in Buckingham?
Have been seeking info re her baptism, but without any success (info contained on IGI is incorrect)she married William Copeland in 1831
then living at Derby
GRANT family originated in Edinburgh but one of the sons appears in Derby traced to 1863 but do not know when he arrived in Derby, his name was
George Nelson Grant born 1841 St Cuthberts Edinburgh, there was also another brother John Peter Grant born 1844, their parents were Euphemia Nelson or Neilson and John Grant